Structural Rivet
Rivets · huck bolt · monobolt · interlock rivet · bobtail rivet · structural blind rivet
Definition: A structural rivet is a heavy-duty blind rivet with a locking collar or interlocking body that fills the hole, creating a joint as strong as a structural bolt.
Anatomy & Schematic
■ Head■ Shank■ Threads■ Point
Governing standards: IFI 126 · Manufacturer specified
Common Sizes
| Inch | Metric | Head width | Head height |
|---|---|---|---|
| 3/16 | M5 | — | — |
| 1/4 | M6 | — | — |
| 5/16 | M8 | — | — |
Representative sizes. Full dimensional data lives in the standards listed below.
Grades & Strength
| Grade | Material | Tensile (psi) | Marking |
|---|---|---|---|
| Steel | steel | — | None |
| Stainless / aluminum | varies | — | None |
Materials
- Steel
- Stainless steel
- Aluminum
Pros & Cons
Pros
- High shear and clamp strength
- One-sided install
- Vibration-resistant lock
Cons
- Needs a heavy-duty rivet tool
- Expensive
- Permanent — drill to remove
Typical Uses
- Truck and trailer bodies
- Bus and rail
- Structural sheet
- Heavy equipment
Alternatives & Related
- Pop Rivet — Light-duty one-sided fastening
- Solid Rivet — Traditional hot/bucked rivet where both sides are accessible
- Structural Bolt — Removable high-strength joint with a nut
Where to Buy
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FAQ
What is a structural rivet?
A heavy blind rivet with a locking collar or interlock that fills the hole, used where a joint must carry structural loads but you can only reach one side.
Structural rivet vs pop rivet?
A pop rivet has a light hollow body; a structural rivet locks a collar or interlocks the body for far higher shear strength.